Polarized Sunglasses with Case metal frame Composite lens polarized Lens width: 60 millimeters Skin-friendly Nose Pads---- Environmental & skin-friendly silicone nose pads. Elastic and weight-free features enables you a long-time wearing without fatigue 100% UV400 Protection & Polarized Lenses that Eliminate Glare----Polarized sunglasses block the harmful sun's rays from damaging your eyes which can cause deep wrinkles, cataracts, macular degeneration, and cancer in and around the eye. Includes a Hard Case, Microfiber cloth, Pouch, and Screwdriver---- Screwdriver allows you to tighten those screws to keep them feeling brand new. Microfiber cloth is for keeping them clean. Hard case is for protecting them against press.